Martin Lewis has issued some financial tips to bear in mind if you are heading abroad on holiday . He spoke on his BBC podcast about various things to know if you are jetting off, including the cheapest ways to manage your spending abroad and avoid bank fees. One fan of the show wrote in with a question about booking your accommodation for your trip, specifically with Booking.com. She asked if it's best to pay for this in pounds or in the local currency. In response, Mr Lewis set out the